<?php
class MyStaticClass
{
	public static function myGetType()
	{
		echo 'instance func';
	}
	
	public static function getTypeStatic()
	{
		echo 'static func';
	}
}
MyStaticClass::myGetType();
$instance = new MyStaticClass();
$instance->myGetType();
MyStaticClass::getTypeStatic();